mirror of https://github.com/acidanthera/audk.git
MdeModulePkg/SmmSmiHandlerProfileLib: Add SMM instance.
This instance should be linked by SmmChildDispatcher if SMI handler profile feature is enabled. Cc: Feng Tian <feng.tian@intel.com> Cc: Star Zeng <star.zeng@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Cc: Laszlo Ersek <lersek@redhat.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Star Zeng <star.zeng@intel.com>
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Jiewen Yao
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/** @file
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SMM driver instance of SmiHandlerProfile Library.
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Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <PiSmm.h>
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#include <Library/SmiHandlerProfileLib.h>
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#include <Library/SmmServicesTableLib.h>
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#include <Guid/SmiHandlerProfile.h>
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SMI_HANDLER_PROFILE_PROTOCOL *mSmiHandlerProfile;
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/**
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This function is called by SmmChildDispatcher module to report
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a new SMI handler is registered, to SmmCore.
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@param HandlerGuid The GUID to identify the type of the handler.
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For the SmmChildDispatch protocol, the HandlerGuid
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must be the GUID of SmmChildDispatch protocol.
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@param Handler The SMI handler.
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@param CallerAddress The address of the module who registers the SMI handler.
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@param Context The context of the SMI handler.
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For the SmmChildDispatch protocol, the Context
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must match the one defined for SmmChildDispatch protocol.
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@param ContextSize The size of the context in bytes.
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For the SmmChildDispatch protocol, the Context
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must match the one defined for SmmChildDispatch protocol.
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@retval EFI_SUCCESS The information is recorded.
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@retval EFI_UNSUPPORTED The feature is unsupported.
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@retval EFI_OUT_OF_RESOURCES There is no enough resource to record the information.
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**/
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EFI_STATUS
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EFIAPI
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SmiHandlerProfileRegisterHandler (
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IN EFI_GUID *HandlerGuid,
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IN EFI_SMM_HANDLER_ENTRY_POINT2 Handler,
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IN PHYSICAL_ADDRESS CallerAddress,
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IN VOID *Context, OPTIONAL
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IN UINTN ContextSize OPTIONAL
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)
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{
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if (mSmiHandlerProfile != NULL) {
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return mSmiHandlerProfile->RegisterHandler (mSmiHandlerProfile, HandlerGuid, Handler, CallerAddress, Context, ContextSize);
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}
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return EFI_UNSUPPORTED;
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}
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/**
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This function is called by SmmChildDispatcher module to report
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an existing SMI handler is unregistered, to SmmCore.
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@param HandlerGuid The GUID to identify the type of the handler.
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For the SmmChildDispatch protocol, the HandlerGuid
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must be the GUID of SmmChildDispatch protocol.
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@param Handler The SMI handler.
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@retval EFI_SUCCESS The original record is removed.
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@retval EFI_UNSUPPORTED The feature is unsupported.
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@retval EFI_NOT_FOUND There is no record for the HandlerGuid and handler.
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**/
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EFI_STATUS
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EFIAPI
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SmiHandlerProfileUnregisterHandler (
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IN EFI_GUID *HandlerGuid,
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IN EFI_SMM_HANDLER_ENTRY_POINT2 Handler
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)
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{
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if (mSmiHandlerProfile != NULL) {
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return mSmiHandlerProfile->UnregisterHandler (mSmiHandlerProfile, HandlerGuid, Handler);
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}
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return EFI_UNSUPPORTED;
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}
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/**
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The constructor function for SMI handler profile.
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@param ImageHandle The firmware allocated handle for the EFI image.
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@param SystemTable A pointer to the EFI System Table.
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@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
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**/
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EFI_STATUS
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EFIAPI
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SmmSmiHandlerProfileLibConstructor (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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gSmst->SmmLocateProtocol (
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&gSmiHandlerProfileGuid,
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NULL,
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&mSmiHandlerProfile
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);
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return EFI_SUCCESS;
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}
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## @file
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# SMM driver instance of SmiHandlerProfile Library.
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#
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# This library instance provides real functionality for SmmChildDispatcher module.
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#
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# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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#
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php.
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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#
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##
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[Defines]
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INF_VERSION = 0x00010005
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BASE_NAME = SmmSmiHandlerProfileLib
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MODULE_UNI_FILE = SmmSmiHandlerProfileLib.uni
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FILE_GUID = B43D1B52-6251-4E6F-82EC-A599A5EE94C1
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MODULE_TYPE = DXE_SMM_DRIVER
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VERSION_STRING = 1.0
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LIBRARY_CLASS = SmiHandlerProfileLib|DXE_SMM_DRIVER
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CONSTRUCTOR = SmmSmiHandlerProfileLibConstructor
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#
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# The following information is for reference only and not required by the build tools.
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#
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# VALID_ARCHITECTURES = IA32 X64
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#
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[Sources]
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SmmSmiHandlerProfileLib.c
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[Packages]
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MdePkg/MdePkg.dec
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MdeModulePkg/MdeModulePkg.dec
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[LibraryClasses]
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SmmServicesTableLib
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[Guids]
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gSmiHandlerProfileGuid ## CONSUMES ## GUID # Locate protocol
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@ -0,0 +1,21 @@
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// /** @file
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// SMM driver instance of SmiHandlerProfile Library.
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//
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// This library instance provides real functionality for SmmChildDispatcher module.
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//
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// Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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//
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// This program and the accompanying materials
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// are licensed and made available under the terms and conditions of the BSD License
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// which accompanies this distribution. The full text of the license may be found at
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// http://opensource.org/licenses/bsd-license.php.
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// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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//
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// **/
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#string STR_MODULE_ABSTRACT #language en-US "SMM driver instance of SmiHandlerProfile Library"
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#string STR_MODULE_DESCRIPTION #language en-US "This library instance provides real functionality for SmmChildDispatcher module."
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